Home / 5,115,767.59-7,669,112.36-1,876,560.15

Finding the Fourth Proportional to 5,115,767.59, 7,669,112.36 and 1,876,560.15

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Solution

The fourth proportional to 5,115,767.59, 7,669,112.36 and 1,876,560.15 is: 2,813,175.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,115,767.59 : 7,669,112.36 = 1,876,560.15 : x
  2. Step 2: Convert to fraction form
    5,115,767.59/7,669,112.36 = 1,876,560.15/x
  3. Step 3: Cross multiply
    5,115,767.59x = 7,669,112.36 × 1,876,560.15
  4. Step 4: Simplify right side
    5,115,767.59x = 14,391,550,631,265.65
  5. Step 5: Solve for x
    x = 14,391,550,631,265.65/5,115,767.59
  6. Step 6: Final answer
    x = 2,813,175.22

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.